[Lazarus] rewriting of LConvEncoding

merlin352 at globe.lu merlin352 at globe.lu
Mon Sep 20 23:16:39 CEST 2010


--- Urspr√ľngliche Nachricht ---
Von: Michael Van Canneyt <michael at freepascal.org>
An: Lazarus mailing list <lazarus at lists.lazarus.freepascal.org>
Betreff: Re: [Lazarus] rewriting of LConvEncoding

> On Mon, 20 Sep 2010, merlin352 at globe.lu wrote:
>
> >
> > --- Urspr√ľngliche Nachricht ---
> > Von: Mattias Gaertner <nc-gaertnma at netcologne.de>
> > An: lazarus at lists.lazarus.freepascal.org
> > Betreff: Re: [Lazarus] rewriting of LConvEncoding
> >
> >> On Mon, 20 Sep 2010 20:51:20 +0200
> >> <merlin352 at globe.lu> wrote:
> >>
> >>> Hello
> >>>
> >>> I had some issues with LConvEncoding as I wrote in
> bugtracker issue
> >> #0017212
> >>>
> >>> My mistake was essentially the meaning of character
> encoding
> >> "ANSI". Sorry for that.
> >>>
> >>> So I took a deeper view at this unit. It is far not
> complete
> >> concerning existing codepages and support for Unicode.
> >>
> >> It's goal is to convert the most common codepages and do the
> >> rest with the existing OS libraries (iconv).
> >>
> >> A complete conversion unit should be part of FPC.
> >
> > I agree, but that should be decided by the core developers.
>
> The core developers do not have a problem with this.
> Since it is mostly tables anyway, I see no reason not to do it.
>
> Note that FPC does contain a some conversion code in the RTL,
> see the ucmaps directory and the charset unit.
>
> Michae--

The files in ucmaps are the files from ftp.unicode.org that I mentionned.

My opinion is that static tables are smaller and faster than dynamic mappings (especially for the asiancodepages), but memory could be an issue. Perhaps this can be solved by smartlinking.



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